Stainless External Tooth Lock Washer 1/4"
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Secure threaded connections with this stainless external tooth lock washer (1/4"). The external teeth help resist loosening by biting into the mating surface.
Key Features
- External tooth design helps provide vibration-resistant grip on the mating surface
- Stainless steel 410 construction for corrosion resistance in marine-style environments
- Fits a 1/4" nominal application as a lock washer used with compatible 1/4" hardware
Intended Use
- General marine fastener and mounting hardware applications
- Deck, console, and equipment mounting where vibration resistance is helpful
- Replace-matched lock washers on 1/4" threaded fasteners
Product Details
- Product: Stainless External Tooth Lock Washer 1/4"
- LNS SKU: 50-01021
- Material: 410 Stainless Steel
- Variant SKU: 50-01021
- Variant weight: 113 GRAMS
Parts Desk Insights
Best Use Case: Ideal for restoring or improving thread-locking performance on 1/4" fastener connections—especially when the joint sees vibration or movement.
Common Issues: For best results, confirm the correct washer size for your specific fastener/hole and ensure the teeth are oriented to bite firmly into the mating surface (reinstalling over paint/insulation may reduce bite). If the joint still loosens, check for correct fastener tension and consider replacing any worn or deformed hardware.
Related Products & Accessories
- Browse Fasteners & Mounting - Find matching lock washers, nuts, and mounting hardware for your application.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.